Home / 19,030.06-26,258.37-11,951.47

Finding the Fourth Proportional to 19,030.06, 26,258.37 and 11,951.47

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Solution

The fourth proportional to 19,030.06, 26,258.37 and 11,951.47 is: 16,491.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,030.06 : 26,258.37 = 11,951.47 : x
  2. Step 2: Convert to fraction form
    19,030.06/26,258.37 = 11,951.47/x
  3. Step 3: Cross multiply
    19,030.06x = 26,258.37 × 11,951.47
  4. Step 4: Simplify right side
    19,030.06x = 313,826,121.30
  5. Step 5: Solve for x
    x = 313,826,121.30/19,030.06
  6. Step 6: Final answer
    x = 16,491.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.